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单词 large borehole
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large borehole
  • 翻译

大井眼

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  • 网络释义
  • 1

    ?大井眼

    大井眼

短语
  • 双语例句
  • 1
    Through the drilling of thicker conglomerate in large borehole, the new requirement for the manufacture of drilling tools has been put forward.
    通过该井大井眼巨厚砾石层的钻进,对钻井工具的制造也提出了新的要求。
  • 2
    The large diameter direct drainage borehole is used to strengthening mine drainage capacity, to ensure coalmine safety production.
    大孔径直排孔的作用是加强矿井排水能力,保证煤矿安全生产。
  • 3
    Taking two of projects as examples, the paper discussed the technology of large diameter borehole blasting applied in the excavation of footing groove in city.
    以两个工程为例,介绍了在城镇基坑开挖工程中采用了大孔径深孔爆破技术。
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更新时间:2025/1/26 8:38:08